Demonstration tool



FIG. 1 is a left right side elevational view of a demonstration tool, wherein the demonstration tool's cover is in an open position;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a front perspective view thereof. 

CLAIM The ornamental design for a demonstration tool, as shown and described. 